AUDI A4 Avant Engine thermostat replacement Cost
2008–2012 · Engine, Fuel & Emissions system
Typical range
$167–$305
Parts + labour
Labour hours
0.7–3h
At a typical garage
The thermostat regulates engine temperature by controlling coolant flow to the radiator. A stuck-closed thermostat causes overheating; a stuck-open one keeps the engine running cold, increasing wear and reducing heater output. AUDI A4 Avant thermostat replacement costs $167–$305.
What affects the price
- OEM vs aftermarket thermostat (OEM strongly recommended for reliability)
- Whether the housing and gasket are replaced too
- Coolant top-up cost after the job
Common questions
How long does this repair take?
Engine thermostat replacement on a AUDI A4 Avant typically takes 0.7–3 hours at a garage.
How often does this need to be done?
For a AUDI A4 Avant, this is typically needed thermostats are replaced on failure; typical lifespan is 80,000–100,000 miles.
Other engine, fuel & emissions system repairs on the AUDI A4 Avant
- ABS hydraulic unit replacement$383–$701
- ABS sensor replacement$158–$289
- ABS system bleeding$126–$231
- AC compressor clutch replacement$315–$578
- AC compressor replacement$338–$619
Engine thermostat replacement cost on similar cars
- VOLKSWAGEN Passat$167–$305
- OPEL Insignia$167–$305
- FORD Mondeo Hatchback$167–$305
- RENAULT Laguna$167–$305
- SEAT Toledo$167–$305
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